package main

import (
	"fmt"
	"reflect"
)

func main() {
	var array1 [20]string
	var array2 [20]float64 = [20]float64{1.1, 2.1, 19: 20.1}

	fmt.Println("array type:", reflect.TypeOf(array1))
	fmt.Println("array size:", len(array1), len(array2))
	for k, v := range array1 {
		fmt.Println(k, v)
	}
	for k, v := range array2 {
		fmt.Println(k, v)
	}
}
